(1,19) (2,17) (3,18) (4,11) (5,15) (6,12) (7,20) (8,14) (9,13) (10,16) 
nodes: 562  conflicts: 9  modelTime: 739  solveTime: 844  totalTime: 1587  modelSize: 20646  readTime: 4 size: 10